Fusion in the cloud

My apologies to the techies who thought this was about the web. No sorry, this is about real science. The paper talks about neutron fluxes from electrical discharges in clouds. I mentioned last week about warm matter. Well in the lightning it seems the plasma is hot enough to produce neutrons.

Strong Flux of Low-Energy Neutrons Produced by Thunderstorms discharges [Phys. Rev. Lett. 108, 125001]http://prl.aps.org/abstract/PRL/v108/i12/e125001